Theara's mother arranged for her to live in a house where Det also stayed. They shared the same room key, as her mother hoped they would eventually get married - it was her dream for their happiness. However, Theara refused and had no other option but to sign a contract with Det, agreeing to live together in the house. Despite living under the same roof, Theara and Det constantly clashed like Tom and Jerry. Soon after, their respective lovers reappeared and found out that Theara and Det were arranged to be engaged. But Theara had her reasons for everything. What will happen next, now that both of their partners know about the engagement?